India's information technology sector plays a vital role in nation's economy on to rapid growth. According to NASSCOM study,the IT/ITES contribution to the country's growth is large. Its nearly 5.3per cent in 2007 when compared to 1998 which is only 1.2 per cent. The It industry has been the main employment source in India. According to the study, the IT and BPO industries are held to clock revenues worth US$ 64 billion by the end of the year 2008. Registering a growth of 33 per cent with exports expected to cross US$ 40 billion and domestic market estimated to clock over US$ 23 billion. The IT services remains the fastest growing in the Asia pacific region with 18.6 per cent. The government expects the exports turnover to be US$ 80billion by 2011, growing at an annual rate of 30 per cent per annum.